CS61881-IB 데이터 시트보기 (PDF) - Cirrus Logic

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CS61881-IB

Octal E1 Analog Front End

Cirrus Logic 

CS61881

3.3 Pin Descriptions

Power Supplies

VCCIO - Power Supply, Digital Interface, LQFP Pins 17 & 92, BGA Pins G1 & G14.

Power supply for digital interface pins; typically +3.3 Volts.

GNDIO - Ground, Digital Interface, LQFP Pins 18 & 91. BGA Pins G4 & G11.

Power supply ground for the digital interface; typically 0 Volts.

RVCC0, RVCC1 - Power Supply, Core Circuitry, LQFP Pins 19 & 90. BGA Pins H1 & H14.

Power supply for all subcircuits except the transmit driver; typically +3.3 Volts

RGND0, RGND1 - Ground, Core Circuitry, LQFP Pins 20 & 89, BGA Pins H4 & H11.

Ground for subcircuits except the transmit driver; typically 0.0 Volts

TVCC0 - Power Supply, Transmit Driver 0, LQFP Pin 44, BGA Pins N4, P4.

Power supply for transmit driver 0; typically +3.3 Volts.

TGND0 - Ground, Transmit Driver 0, LQFP Pin 47, BGA Pins N6, P6.

Power supply ground for transmit driver 0; typically 0 Volts.

TVCC1 - Power Supply, Transmit Driver 1, LQFP Pin 53, BGA Pins L4, M4.

TGND1 - Ground, Transmit Driver 1, LQFP Pin 50, BGA Pins L6, M6.

TVCC2 - Power Supply, Transmit Driver 2, LQFP Pin 56, BGA Pins L11, M11.

TGND2 - Ground, Transmit Driver 2, LQFP Pin 59, BGA Pins L9, M9.

TVCC3 - Power Supply, Transmit Driver 3, LQFP Pin 65, BGA Pins N11, P11.

TGND3 - Ground, Transmit Driver 3, LQFP Pin 62, BGA Pins N9, P9.

TVCC4 - Power Supply, Transmit Driver 4, LQFP Pin 116, BGA Pins A11, B11.

TGND4 - Ground, Transmit Driver 4, LQFP Pin 119, BGA Pins A9, B9.

TVCC5 - Power Supply, Transmit Driver 5, LQFP Pin 125, BGA Pins C11, D11.

TGND5 - Ground, Transmit Driver 5, LQFP Pin 122, BGA Pins C9, D9.

TVCC6 - Power Supply, Transmit Driver 6, LQFP Pin 128, BGA Pins C4, D4.

TGND6 - Ground, Transmit Driver 6, LQFP Pin 131, BGA Pins C6, D6.

TVCC7 - Power Supply, Transmit Driver 7, LQFP Pin 137, BGA Pins A4, B4.

TGND7 - Ground, Transmit Driver 7, LQFP Pin 134, BGA Pins A6, B6.

GND - Ground, LQFP Pins 11-16, 43, 84-88, BGA Pins E2, F1-F4, G3, K2, J11-14, H12.

Connect these pins to ground to insure proper operation.

DS451PP3

17

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